Iodine Status in the Colombian Population and the Impact of Universal Salt Iodization: A Double-Edged Sword?

Table 3

Studies evaluating IDDs in Colombia before its declaration as an IDD-free country.

Parameters evaluated	Year
	1948	1952	1960	1965	1977–1980	1984–1986	1993
Geographical area	U and R	U and R	U and R	Mainly R	U and R	U and R	U and R
Population	School children	School children	General	School children	General	General	General
Goiter	53%	33%	M: 39.5%, F: 43.7%	<2%	<2%	U: 13.5%, R: 52%	15%

F: female; IDD: iodine deficiency disorder; M: male; NR: not reported; U: urban; R: rural. Urinary iodine was not reported for any year. Prevalence determined by palpation.